4451012023 has 4 divisors (see below), whose sum is σ = 4594593088. Its totient is φ = 4307430960.

The previous prime is 4451012011. The next prime is 4451012047. The reversal of 4451012023 is 3202101544.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4451012023 - 2⁹ = 4451011511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4451011985 and 4451012003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4451012123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71790486 + ... + 71790547.

It is an arithmetic number, because the mean of its divisors is an integer number (1148648272).

Almost surely, 2^4451012023 is an apocalyptic number.

4451012023 is a deficient number, since it is larger than the sum of its proper divisors (143581065).

4451012023 is a wasteful number, since it uses less digits than its factorization.

4451012023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143581064.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 4451012023 is about 66715.9053224941. The cubic root of 4451012023 is about 1644.9508363832.

Adding to 4451012023 its reverse (3202101544), we get a palindrome (7653113567).

The spelling of 4451012023 in words is "four billion, four hundred fifty-one million, twelve thousand, twenty-three".